PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

5065D8O-Ring

Curtiss-Wright Controls, Inc. Div Actuation Division · NSN 5331-00-242-6640 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-00-242-6640 — this item is cataloged by the U.S. Government under National Stock Number 5331-00-242-6640. Primary manufacturer part number: 5065D8.
Features
  • O-Ring — FSC 5331
  • Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
  • Center Hole Diameter: 0.419 INCHES MINIMUM AND 0.429 INCHES MAXIMUM IN
  • Cross-Sectional Height: 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
  • 9 verified cross-references
  • Primary manufacturer: Curtiss-Wright Controls, Inc. Div Actuation Division
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Rubber Butadiene-Acrylonitrile Class Nbr construction
General Description

The O-Ring, cataloged under National Stock Number 5331-00-242-6640, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Curtiss-Wright Controls, Inc. Div Actuation Division. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5331-00-242-6640
Primary Part Number5065D8
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerCurtiss-Wright Controls, Inc. Div Actuation Division
StatusACTIVE
MaterialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
Center Hole Diameter0.419 INCHES MINIMUM AND 0.429 INCHES MAXIMUM IN
Cross-Sectional Height0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
1240-01-698-8367182195 INTERCHANGEABLE
Level,fire Control Instrument
Leupold & Stevens Inc
Cross-Reference Index
Part NumberManufacturer
AN123864 Aeronautical Standards Group Dept of Navy and Air Force (USA)
182195 Woodward, Inc. Div Fuel Systems and Controls (USA)
2-111N180-70 Parker-Hannifin Corp Div O-Ring Division (USA)
AS3570-111 Society of Automotive Engineers Inc (USA)
5065D8 PRIMARY Curtiss-Wright Controls, Inc. Div Actuation Division (USA)
N0180 2-111 Parker-Hannifin Corp Div O-Ring Division (USA)
AN123864 Parker-Hannifin Corp Div O-Ring Division (USA)
JYLC15 Ge Aviation Systems Llc Dba Ge Aviation Systems Llc (USA)
AS3570-111 PRIMARY Sae International Dba Sae International (USA)
Related Parts
1240-01-698-8367INTERCHANGEABLE
LEVEL,FIRE CONTROL INSTRUMENT
182195

Frequently Asked Questions

What is NSN 5331-00-242-6640?

NSN 5331-00-242-6640 is a O-Ring, manufactured by Curtiss-Wright Controls, Inc. Div Actuation Division, classified under FSC 5331 (O-Ring). Status: active.

What are the part numbers for NSN 5331-00-242-6640?

NSN 5331-00-242-6640 has 9 cross-referenced part numbers: AN123864 (Aeronautical Standards Group Dept of Navy and Air Force), 182195 (Woodward, Inc. Div Fuel Systems and Controls), 2-111N180-70 (Parker-Hannifin Corp Div O-Ring Division), AS3570-111 (Society of Automotive Engineers Inc), 5065D8 (Curtiss-Wright Controls, Inc. Div Actuation Division) and 4 more.

What NSN replaces 5331-00-242-6640?

There is 1 known substitute for 5331-00-242-6640: 1240-01-698-8367. Verify interchangeability with system specifications before substitution.

What are the specifications of 5065D8?

Key specifications for 5065D8: Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR; Center Hole Diameter: 0.419 INCHES MINIMUM AND 0.429 INCHES MAXIMUM IN; Cross-Sectional Height: 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN. 3 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com